循环流化床锅炉水冷壁管的磨损是影响循环流化床锅炉运行的一个主要因素。
The water erosion is the most serious fact, which affects potentially the CFB boiler performance.
本文对姚孟电厂两台30万千瓦直流锅炉水冷壁管发生横向裂纹漏泄的问题进行了分析。
The author analyses the water wall leakages on two 300mw once-through boilers in Yaomen power plant. The leakage is due to transverse cracks on water wall tubes.
采用高速电弧喷涂技术,喷涂scz16合金,对燃煤含硫量高的锅炉水冷壁管进行表面处理获得了良好的效果,并在多个电厂中推广应用。
A good result was obtained using high speed arc-sparing technique of SCZ16 alloy on the cooling tubes. This technique has been successfully popularized in a number of power plants.
着重从锅炉设计不合理、热负荷过高、煤种变化、燃烧器的缺陷及节流阀结垢等方面分析了水冷壁爆管的原因,指出必须进行锅炉改造。
Cause analysis of the water cooled wall tube burst focused on irrational points of design, excessive thermal loading, changes of coal category, burner defects and deposits in throttle valves.
从水冷壁、顶棚管、水平低温过热器等三个方面对日本350mw锅炉与国内300mw锅炉的结构设计进行了分析与比较研究。
This paper mainly discusses the comparison between the general designs in water wall, roof tubes and low temperature superheaters of the structure of Japanese 350mw boilers and Our 300mw boilers.
本文阐述了600MW超临界压力锅炉垂直一次上升管圈水冷壁水动力研究的结果。
The results of study on waterwall's hydrodynamics of 600MW supercritical Unit's primary riser tube coils are presented.
研究了某电厂500MW锅炉水冷壁辐过管弯头在服役条件下受力特征、显微组织变化和变形规律,探讨了其开裂原因。
The stress analysis, microstructure change and deformation law of the elbow of the radiation superheater of a 500MW power boiler were studied and the reason of its failure was discussed.
叙述了失效锅炉在进行化学清洗时,先应用水冷壁管进行模拟清洗泄漏试验,再在此基础上采用分步法清洗,并在实际清洗中获得较好效果。
Based on the water-tubes' simulant cleaning test, the ineffective boiler was cleaned through the stepwise method. A satisfactory effect was obtained after the actual cleaning.
该文阐述了600MW超临界压力锅炉螺旋管圈水冷壁传热和壁温计算的研究结果。
The paper presents calculation and research results of heat transfer and wall temperatures of coiled tubes in the cooling walls of a 600MW supercritical pressure boiler.
超临界锅炉水冷壁螺旋管屏的平衡管管孔加工难点和要点,以及解决的工艺措施。
The main points and difficult points in the drilling machining of balance tube for screw panel in the drilling and the method of solving these problems are introduced in this article.
锅炉右下集箱产生了很多环状裂纹和三个渗水点,同时顶棚水冷壁管塌陷。
A multitude of ring-shaped cracks and three water leakage points were discovered in the right side lower header of a boiler together with a cave-in of the boiler roof water-cooled wall.
文中结论对采用内螺纹管的电站锅炉水冷壁的设计具有较高的价值。
The conclusions of this paper are of important value to the power plant boiler water…
火力发电站大型排管锅炉的水冷壁排管壁面清扫和检测一直是一项繁重、复杂和危险的体力劳动。
The cleaning of water-cooling tubes in power plants is always anonerous, complex and dangerous job for human beings.
锅炉水冷壁金属管壁温度的波动与水冷壁管横向裂纹失效有很大的关系。
The wall-temperature fluctuation of water-wall tubes is one of the important causes for transverse-cracking failure of water-wall tubes.
文中结论对采用内螺纹管的电站锅炉水冷壁的设计具有较高的价值。
The conclusions of this paper are of important value to the power plant boi…
文中结论对采用内螺纹管的电站锅炉水冷壁的设计具有较高的价值。
The conclusions of this paper are of important value to the power plant boi…
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